diff --git a/mediapipe/modules/face_detection/face_detection_full_range_sparse.onnx b/mediapipe/modules/face_detection/face_detection_full_range_sparse.onnx
deleted file mode 100644
index bb7a6f4c9..000000000
Binary files a/mediapipe/modules/face_detection/face_detection_full_range_sparse.onnx and /dev/null differ
diff --git a/mediapipe/modules/face_landmark/face_landmark_with_attention.onnx b/mediapipe/modules/face_landmark/face_landmark_with_attention.onnx
deleted file mode 100644
index 3fe728724..000000000
Binary files a/mediapipe/modules/face_landmark/face_landmark_with_attention.onnx and /dev/null differ
diff --git a/third_party/opencv_windows.BUILD b/third_party/opencv_windows.BUILD
index 7760e3897..ecf788ee0 100644
--- a/third_party/opencv_windows.BUILD
+++ b/third_party/opencv_windows.BUILD
@@ -5,7 +5,7 @@ licenses(["notice"])  # BSD license
 
 exports_files(["LICENSE"])
 
-OPENCV_VERSION = "3415"  # 3.4.15
+OPENCV_VERSION = "3410"  # 3.4.10
 
 config_setting(
     name = "opt_build",
@@ -17,7 +17,7 @@ config_setting(
     values = {"compilation_mode": "dbg"},
 )
 
-# The following build rule assumes that the executable "opencv-3.4.15-vc14_vc15.exe"
+# The following build rule assumes that the executable "opencv-3.4.10-vc14_vc15.exe"
 # is downloaded and the files are extracted to local.
 # If you install OpenCV separately, please modify the build rule accordingly.
 cc_library(